﻿using Microsoft.VisualBasic.CompilerServices;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Interop;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Tnelab.MBWrapper;

namespace Tnelab.MBWpf
{
    /// <summary>
    /// Follow steps 1a or 1b and then 2 to use this custom control in a XAML file.
    ///
    /// Step 1a) Using this custom control in a XAML file that exists in the current project.
    /// Add this XmlNamespace attribute to the root element of the markup file where it is 
    /// to be used:
    ///
    ///     xmlns:MyNamespace="clr-namespace:Tnelab.MBWpf"
    ///
    ///
    /// Step 1b) Using this custom control in a XAML file that exists in a different project.
    /// Add this XmlNamespace attribute to the root element of the markup file where it is 
    /// to be used:
    ///
    ///     xmlns:MyNamespace="clr-namespace:Tnelab.MBWpf;assembly=Tnelab.MBWpf"
    ///
    /// You will also need to add a project reference from the project where the XAML file lives
    /// to this project and Rebuild to avoid compilation errors:
    ///
    ///     Right click on the target project in the Solution Explorer and
    ///     "Add Reference"->"Projects"->[Select this project]
    ///
    ///
    /// Step 2)
    /// Go ahead and use your control in the XAML file.
    ///
    ///     <MyNamespace:CustomControl1/>
    ///
    /// </summary>
    public class MBWebView : MBWebViewBase
    {

        static MBWebView()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(MBWebView), new FrameworkPropertyMetadata(typeof(MBWebView)));

        }
        public MBWebView()
        {
            this.Loaded += MBWebView_Loaded;
        }
        private void MBWebView_Loaded(object sender, RoutedEventArgs e)
        {
            if (!DesignerProperties.GetIsInDesignMode(new DependencyObject()))
            {
                (WebView as IWebView).JsCallNative += WebView_JsCallNative;
                WebView.Resize((int)this.ActualWidth, (int)this.ActualHeight);
                if (Url==null)
                {
                    WebView.LoadUrl(new Uri("https://www.baidu.com"));
                }
                else
                {
                    WebView.LoadUrl(this.Url);
                }
            }
        }
        public event EventHandler<JsCallNativeEventArg> JsCallNative;
        private void WebView_JsCallNative(object sender, JsCallNativeEventArg e)
        {
            if (this.JsCallNative != null)
            {
                this.JsCallNative(this, e);
            }
        }
        public Task<string> RunJsAsync(string script)
        {
            return (this.WebView as IWebView).RunJsAsync(script);
        }
        public void ResponseJsCallNative(Int64 callId,int messageId,string response)
        {
            (this.WebView as IWebView).ResponseJsCallNative(callId, messageId, response);
        }

        protected override IWebViewBase OnCreateWebView()
        {
            HwndSource panelHwnd = HwndSource.FromVisual(this) as HwndSource;
            return WebViewFactory.Create(panelHwnd.Handle,action=>this.Dispatcher.Invoke(action));
        }
    }
}
